refactor(deps-dev): bump qunit from 2.11.3 to 2.12.0
refactor(deps-dev): bump qunit from 2.11.3 to 2.12.0

Bumps [qunit](https://github.com/qunitjs/qunit) from 2.11.3 to 2.12.0.
- [Release notes](https://github.com/qunitjs/qunit/releases)
- [Changelog](https://github.com/qunitjs/qunit/blob/master/History.md)
- [Commits](https://github.com/qunitjs/qunit/compare/2.11.3...2.12.0)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
amclin/videojs-scene7,amclin/videojs-scene7